Osmotic delivery system with early zero order push power engine
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United States of America Patent
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Jul 11, 2006
Grant Date -
May 20, 2004
app pub date -
Jun 17, 2003
filing date -
Jun 17, 2002
priority date (Note) -
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Abstract
The present invention is directed to an osmotic engine useful in an osmotic delivery system for delivery of a beneficial agent in a controlled manner over a preselected administration period. By including a flowable engine comprising at least one osmotic agent and at least one fluid vehicle, the resulting osmotic engine reaches a zero order push power or push rate quickly and provides steady delivery of the beneficial agent.
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